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Dogcows Code - chaz/yoink/blob - src/Moof/OpenGL.hh
05d8317caefa4b001f3bdf67a23072945aaa82dc
2 /*] Copyright (c) 2009-2010, Charles McGarvey [**************************
3 **] All rights reserved.
7 * Distributable under the terms and conditions of the 2-clause BSD license;
8 * see the file COPYING for a complete text of the license.
10 **************************************************************************/
12 #ifndef _MOOF_OPENGL_HH_
13 #define _MOOF_OPENGL_HH_
15 #include <SDL/SDL_opengl.h>
17 #include <Moof/Math.hh>
24 // generic function arguments
26 #define ARGS_P const GLscalar* p
29 #define ARGS_M const Mf::Matrix4& m
30 #define PASS_M m.data()
32 // ordinal function arguments
34 #define ARGS_S2 GLscalar a, GLscalar b
36 #define ARGS_S3 GLscalar a, GLscalar b, GLscalar c
37 #define PASS_S3 a, b, c
38 #define ARGS_S4 GLscalar a, GLscalar b, GLscalar c, GLscalar d
39 #define PASS_S4 a, b, c, d
41 #define ARGS_P2 const Mf::Vector2& p
42 #define PASS_P2 p.data()
43 #define ARGS_P3 const Mf::Vector3& p
44 #define PASS_P3 p.data()
45 #define ARGS_P4 const Mf::Vector4& p
46 #define PASS_P4 p.data()
48 #define ARGS_V2 const Mf::Vector2& v
49 #define PASS_V2 v[0], v[1]
50 #define ARGS_V3 const Mf::Vector3& v
51 #define PASS_V3 v[0], v[1], v[2]
52 #define ARGS_V4 const Mf::Vector4& v
53 #define PASS_V4 v[0], v[1], v[2], v[3]
56 #if USE_DOUBLE_PRECISION
58 #define OPENGL_GENERIC_FUNC(R, N, L) \
59 inline R gl##N(ARGS_##L) { gl##N##d(PASS_##L); }//
61 #define OPENGL_ORDINAL_FUNC(R, N, K) \
62 inline R gl##N(ARGS_##S##K) { gl##N##K##d(PASS_##S##K); } \
63 inline R gl##N(ARGS_##P##K) { gl##N##K##d##v(PASS_##P##K); }//
67 #define OPENGL_GENERIC_FUNC(R, N, L) \
68 inline R gl##N(ARGS_##L) { gl##N##f(PASS_##L); }//
70 #define OPENGL_ORDINAL_FUNC(R, N, K) \
71 inline R gl##N(ARGS_##S##K) { gl##N##K##f(PASS_##S##K); } \
72 inline R gl##N(ARGS_##P##K) { gl##N##K##f##v(PASS_##P##K); }//
77 OPENGL_GENERIC_FUNC(void, LoadMatrix
, P
);
78 OPENGL_GENERIC_FUNC(void, LoadMatrix
, M
);
79 OPENGL_GENERIC_FUNC(void, MultMatrix
, P
);
80 OPENGL_GENERIC_FUNC(void, MultMatrix
, M
);
82 OPENGL_GENERIC_FUNC(void, Scale
, S3
);
83 OPENGL_GENERIC_FUNC(void, Scale
, V3
);
84 OPENGL_GENERIC_FUNC(void, Rotate
, S4
);
85 OPENGL_GENERIC_FUNC(void, Rotate
, V4
);
86 OPENGL_GENERIC_FUNC(void, Translate
, S3
);
87 OPENGL_GENERIC_FUNC(void, Translate
, V3
);
89 OPENGL_ORDINAL_FUNC(void, Color
, 3);
90 OPENGL_ORDINAL_FUNC(void, Color
, 4);
92 OPENGL_ORDINAL_FUNC(void, Vertex
, 2);
93 OPENGL_ORDINAL_FUNC(void, Vertex
, 3);
94 OPENGL_ORDINAL_FUNC(void, Vertex
, 4);
96 OPENGL_ORDINAL_FUNC(void, TexCoord
, 2);
97 OPENGL_ORDINAL_FUNC(void, TexCoord
, 3);
98 OPENGL_ORDINAL_FUNC(void, TexCoord
, 4);
100 OPENGL_GENERIC_FUNC(void, Rect
, S4
);
101 OPENGL_GENERIC_FUNC(void, Rect
, V4
);
104 #if USE_DOUBLE_PRECISION
105 inline void glGetScalar(GLenum a
, GLscalar
* b
) { glGetDoublev(a
, b
); }
107 inline void glGetScalar(GLenum a
, GLscalar
* b
) { glGetFloatv(a
, b
); }
111 #endif // _MOOF_OPENGL_HH_
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